CN211012757U - Measuring tool for distance from center to edge of hole - Google Patents
Measuring tool for distance from center to edge of hole Download PDFInfo
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- CN211012757U CN211012757U CN201922487424.6U CN201922487424U CN211012757U CN 211012757 U CN211012757 U CN 211012757U CN 201922487424 U CN201922487424 U CN 201922487424U CN 211012757 U CN211012757 U CN 211012757U
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- 238000012360 testing method Methods 0.000 claims abstract description 93
- 239000000758 substrate Substances 0.000 claims abstract description 69
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
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Abstract
The utility model discloses a measuring tool for the distance from the center of a hole to the edge, which comprises a first base plate, a second base plate vertically arranged on one side of the first base plate, and a test pin vertically arranged on the first base plate and used for passing through the hole to be tested; the test pin can move along the direction vertical to the second substrate through the matching structure, so that the distance between the test pin and the second substrate can be adjusted; and the distance from the center of the test pin to the second substrate is the distance from the center of the hole to be tested to the edge. The matching structure comprises a kidney-shaped hole arranged on the first substrate, and the test pin penetrates through the kidney-shaped hole; and the first substrate near the waist-shaped hole is provided with a scale value. The utility model has simple structure, convenient and accurate measurement; the effect that bulky structure can quick, accurate detection can be reached.
Description
Technical Field
The utility model belongs to the technical field of the photovoltaic tracking system, concretely relates to measuring tool of hole center to marginal distance.
Background
In a photovoltaic tracking system, because the size of a photovoltaic support structural member is large, many precision measuring instruments in the prior art cannot directly measure the structural member; the traditional detection tools such as calipers, tape measures and the like cannot effectively and accurately detect the distance from the center of the hole to the edge, so that the measurement precision is poor; and if the measurement accuracy is deviated, the photovoltaic tracking performance of the photovoltaic tracking system is influenced in practical application.
Therefore, it is highly desirable for those skilled in the art to provide a measuring tool for hole center-to-edge distance that is simple in structure, convenient to measure, and accurate.
Disclosure of Invention
The utility model aims at providing a simple structure, measure convenient and accurate hole center to marginal distance's measuring tool. The effect that bulky structure can quick, accurate detection can be reached. The measuring tool can be suitable for large-size structural members, and achieves the effect of rapid and accurate detection.
The utility model provides a hole center is to measuring tool of marginal distance has adopted following technical scheme:
a measuring tool for the distance from the center to the edge of a hole comprises a first substrate, a second substrate and a test pin, wherein the second substrate is vertically arranged on one side of the first substrate, and the test pin is vertically arranged on the first substrate and used for penetrating through a hole to be measured;
the test pin can move along the direction vertical to the second substrate through the matching structure, so that the distance between the test pin and the second substrate can be adjusted; and the distance from the center of the test pin to the second substrate is the distance from the center of the hole to be tested to the edge.
Preferably, the fitting structure includes a kidney-shaped hole disposed on the first substrate, and the test pin is inserted into the kidney-shaped hole.
Furthermore, the first substrate near the waist-shaped hole is provided with scale values.
Further, the test pin comprises an upper section, a middle section and a lower section;
the middle section of the test pin is matched with the waist-shaped hole and is used for matching with the waist-shaped hole to move relatively;
in the vertical direction that the test pin moves relative to the kidney-shaped hole, the size of the upper section of the test pin is larger than that of the kidney-shaped hole;
the cross section of the lower section of the test pin is circular and is used for matching with a hole to be tested.
Furthermore, the waist-shaped hole is in a square shape in a direction perpendicular to the second substrate, and the middle section of the test pin is in a square shape matched with the waist-shaped hole.
Further, the upper section of the test pin is cylindrical;
and the radial dimension of the upper section of the test pin is larger than the width of the kidney-shaped hole.
Further, the lower section of the test pin is set to be in a conical shape or a circular truncated cone shape for matching the hole to be tested.
Furthermore, a central scale mark corresponding to the center of the cone or the round table of the lower section is arranged on the top surface of the upper section of the test pin, and the central scale mark is consistent with the scale direction on the first substrate near the waist-shaped hole.
Furthermore, the upper section, the middle section and the lower section of the test pin are integrally connected.
Preferably, the first substrate and the second substrate are both flat;
the first substrate and the second substrate are vertically connected in L shape.
The utility model provides a technical scheme as follows:
compare bulky structure processing technology among the prior art coarse, dimensional tolerance is also bigger relatively, and the tradition detects the instrument and can measure, but measuring speed and the relatively poor technical problem of the degree of accuracy, the utility model discloses can bring following beneficial effect:
1) the utility model discloses in through putting into the hole of awaiting measuring with the test round pin, then the slip test round pin makes the inside wall of second base plate and the marginal in close contact with that awaits measuring, just can read through the scale interval on test round pin central scale mark and near waist type hole first base plate, consequently, the utility model discloses can be used to in the photovoltaic support bulky structure hole center to the measurement of marginal distance size, can be fast accurate obtain the measured value to measurement for bulky structure provides new design and solution.
2) The utility model provides a test round pin passes through the form that sets up of syllogic, and middle section cooperation waist type hole removes, and the upper segment is used for making the whole string of test round pin in waist type hole top, and the hypomere is used for matching and waits to survey the hole to can more effectual assurance to the measuring of the structure hole center to marginal distance that awaits measuring.
3) The utility model discloses the hypomere of well test pin is established to cone shape or round platform shape to can fix a position the not aperture center of equidimension, realize the location of hole central point, and need not change the test pin instrument to the hole that awaits measuring in different apertures.
Drawings
Fig. 1 is a schematic structural diagram of the measuring tool of the present invention.
Fig. 2 is a front view of the measuring tool of the present invention.
Fig. 3 is a schematic structural diagram of the first substrate and the second substrate of the present invention.
Fig. 4 is a schematic structural view of the middle test pin of the present invention at a certain viewing angle.
Fig. 5 is a schematic structural view of the middle test pin according to another view angle of the present invention.
The notations in the figures have the following meanings:
1-first substrate, 10-kidney shaped hole;
2-a second substrate;
3-test pin, 30-middle section, 31-upper section, 32-lower section.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product.
Example 1
As shown in fig. 1 and 2, the present embodiment is a tool for measuring a distance from a center to an edge of a hole, and includes a first substrate 1, a second substrate 2 vertically disposed on one side of the first substrate 1, and a test pin 3 vertically disposed on the first substrate 1 and configured to pass through the hole to be tested;
the testing pin 3 moves along the direction vertical to the second substrate 2 through a matching structure, so that the distance between the testing pin 3 and the second substrate 2 is adjusted; the distance between the center of the test pin 3 and the second substrate 2 is the distance between the center of the hole to be tested and the edge.
In this embodiment through putting into the hole of waiting to detect with the test pin, then remove the test pin, make the inside wall of second base plate and the marginal in close contact with that awaits measuring, just can obtain the distance value of hole center to edge through the distance of test pin center to second base plate 2 to, can be used to in the photovoltaic support bulky structure hole center to the measurement of marginal distance size, can be fast accurate obtain the measured value.
As a preferred embodiment, as shown in fig. 3, the first substrate 1 and the second substrate 2 are integrally connected, so that the overall process is facilitated, and the measurement error is reduced.
As another preferred embodiment, referring to fig. 3, the first substrate 1 and the second substrate 2 are both flat, the first substrate 1 and the second substrate 2 are connected vertically to form an L shape, and the structure is simple, and is convenient for transportation and actual measurement.
Example 2
As shown in fig. 1 and 2, the present embodiment is a tool for measuring a distance from a center to an edge of a hole, and includes a first substrate 1, a second substrate 2 vertically disposed on one side of the first substrate 1, and a test pin 3 for passing through the hole to be measured;
the testing pin 3 can move along the direction vertical to the second substrate 2 through a matching structure, so that the distance between the testing pin 3 and the second substrate 2 can be adjusted; the distance between the center of the test pin 3 and the second substrate 2 is the distance between the center of the hole to be tested and the edge;
wherein, the cooperation structure can adopt multiple arrangement form:
in one case: the matching structure comprises a waist-shaped hole 10 formed in the first substrate, and the test pin 3 penetrates through the waist-shaped hole 10.
In another case: the cooperation structure is established to guide rail slider mechanism, and the guide rail sets up with first base plate is integrative, and test round pin and slider body coupling, the relative slidable of one end of slider sets up in the guide rail, but the slider drives test round pin along the length direction relative slip of guide rail.
Therefore, the embodiment provides a preferable setting form of the matching structure on the basis of the embodiment 1, the test pin 3 is moved relatively in the kidney-shaped hole 10, or the slider drives the test pin to move relatively along the guide rail on the first substrate 1, that is, the distance between the test pin 3 and the second substrate 2 can be adjusted according to the actual test scene, and the structure is simple and the operation is very convenient. Of course, those skilled in the art may also adopt other matching structures capable of realizing the relative movement between the test pin 3 and the first substrate to realize the adjustment of the distance between the test pin 3 and the second substrate 2, which will not be described in detail herein.
Preferably, the first substrate 1 near the waist-shaped hole 10 is provided with scale marks with scale values, so that the measured value can be conveniently obtained visually, rapidly and accurately. It should be noted that the scale lines of the sliding chute 10 meet the requirements of the national length measuring instrument.
Among them, as shown in fig. 4 and 5: the test pin 3 comprises an upper section 31, a middle section 30 and a lower section 32;
the middle section 30 of the test pin 3 is matched with the kidney-shaped hole 10 and is used for matching the kidney-shaped hole 10 to move relatively;
in the vertical direction that the test pin 3 moves relative to the kidney-shaped hole, the size of the upper section 31 of the test pin is larger than that of the kidney-shaped hole 10;
the cross section of the lower section 32 of the test pin 2 is circular and is used for matching with a hole to be tested.
This embodiment provides the form that sets up of test round pin on embodiment 1's basis, and through the distribution of syllogic, middle section cooperation waist type hole removes, and the upper segment is used for making the test round pin wholly hang in waist type hole top, and the hypomere is used for matching the hole of waiting to be tested to can more effectual assurance to the structural part hole center that awaits measuring to the measuring of marginal distance.
In a preferred embodiment, the waist-shaped hole 10 is formed in a square shape perpendicular to the second substrate 2, which facilitates processing. Preferably, the middle section 30 of the test pin 3 is a square shape matching the waist-shaped hole. Therefore, the test pin cannot rotate when sliding, and reading is achieved. Of course, other suitable shapes for the kidney hole 10 and the middle section 30 of the test pin may be used.
As a preferred further embodiment, the upper section 31 of the test pin 3 is provided with a cylindrical shape; and the radial dimension of the upper section of the test pin 3 is larger than the width of the kidney-shaped hole 10. Thus, the upper section 31 of the test pin 3 can be hung above the kidney-shaped hole 10, and sliding and reading in the measuring process are achieved. Cube shapes or other shapes may of course be used.
As a preferred further embodiment, the lower section 32 of the test pin 3 is provided with a conical or frustoconical shape for matching the hole to be tested. Therefore, the lower section 32 of the test pin 3 can position the hole diameter centers of different sizes, and the hole center point is positioned. Of course, a cylindrical shape may be used, but in this case, only one type of test pin can be used to measure a hole of one specification. When testing holes to be tested with different apertures, test pins with different sizes need to be replaced.
Preferably, the top surface of the upper section 31 of the test pin 3 is provided with a central scale mark corresponding to the center of the cone or the circular truncated cone of the lower section, and the central scale mark is in the same scale direction as the scale mark on the first substrate 1 near the waist-shaped hole 10. Therefore, the central scale mark at the top of the test pin 3 is compared with the waist-shaped hole scale mark, so that the reading can be more conveniently and accurately carried out.
Example 3
In example 2, the upper section 31, the middle section 30, and the lower section 32 of the test pin 3 are integrally connected. Thereby further ensuring the detection accuracy.
Example 4
The utility model discloses measuring tool's test principle does:
s1, firstly, placing the test pin 3 into the hole of the structural part to be tested;
s2, sliding the test pin to make the inner side wall of the second substrate 2 closely contact with the edge of the structural member to be tested;
s3, reading is performed by comparing the central graduation line on the top of the test pin 3 with the graduation line on the first substrate 1 near the waist-shaped hole 10.
Therefore, the tool can be used for measuring the distance size from the center to the edge of a large-volume structural member hole in a photovoltaic bracket, and a measured value can be obtained quickly and accurately.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A tool for measuring the center-to-edge distance of a hole, comprising:
the device comprises a first substrate, a second substrate vertically arranged on one side of the first substrate, and a test pin vertically arranged on the first substrate and used for penetrating through a hole to be tested;
the test pin can move along the direction vertical to the second substrate through the matching structure, so that the distance between the test pin and the second substrate can be adjusted; and the distance from the center of the test pin to the second substrate is the distance from the center of the hole to be tested to the edge.
2. The tool of claim 1, wherein:
the matching structure comprises a kidney-shaped hole arranged on the first substrate, and the test pin penetrates through the kidney-shaped hole.
3. The tool of claim 2, wherein:
and the first substrate near the waist-shaped hole is provided with a scale value.
4. The tool of claim 2, wherein: the test pin comprises an upper section, a middle section and a lower section;
the middle section of the test pin is matched with the waist-shaped hole and is used for matching with the waist-shaped hole to move relatively;
in the vertical direction that the test pin moves relative to the kidney-shaped hole, the size of the upper section of the test pin is larger than that of the kidney-shaped hole;
the cross section of the lower section of the test pin is circular and is used for matching with a hole to be tested.
5. The tool of claim 4, wherein:
the waist-shaped hole is in a square shape perpendicular to the direction of the second substrate, and the middle section of the test pin is in a square shape matched with the waist-shaped hole.
6. The tool of claim 4, wherein:
the upper section of the test pin is cylindrical;
and the radial dimension of the upper section of the test pin is larger than the width of the kidney-shaped hole.
7. The tool of claim 4, wherein:
the lower section of the test pin is designed to be in a conical shape or a circular truncated cone shape for matching the hole to be tested.
8. The tool of claim 3, wherein:
and a central scale mark corresponding to the center of the cone or the round table of the lower section is arranged on the top surface of the upper section of the test pin, and the central scale mark is consistent with the scale direction on the first substrate near the waist-shaped hole.
9. The tool of claim 4, wherein:
the upper section, the middle section and the lower section of the test pin are integrally connected.
10. The tool of claim 1, wherein:
the first substrate and the second substrate are both flat;
the first substrate and the second substrate are vertically connected in L shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922487424.6U CN211012757U (en) | 2019-12-31 | 2019-12-31 | Measuring tool for distance from center to edge of hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922487424.6U CN211012757U (en) | 2019-12-31 | 2019-12-31 | Measuring tool for distance from center to edge of hole |
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| Publication Number | Publication Date |
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| CN211012757U true CN211012757U (en) | 2020-07-14 |
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| CN201922487424.6U Active CN211012757U (en) | 2019-12-31 | 2019-12-31 | Measuring tool for distance from center to edge of hole |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413723A (en) * | 2021-12-29 | 2022-04-29 | 北京无线电计量测试研究所 | test device |
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- 2019-12-31 CN CN201922487424.6U patent/CN211012757U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114413723A (en) * | 2021-12-29 | 2022-04-29 | 北京无线电计量测试研究所 | test device |
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